Jacket



FIG. 1 is a front perspective view of a jacket, showing my new design;

FIG. 2 is a right side view thereof;

FIG. 3 is a front view thereof; and,

FIG. 4 is a rear view thereof.

The dot-dash broken line represents an unclaimed boundary of the claimed design. The dashed lines depicting the remainder of the jacket show features that form no part of the claimed design. 

CLAIM I claim the ornamental design for a jacket, as shown and described. 